10 billionaires and Leonardo DiCaprio just invested in a startup that claims it can grow hundreds of real diamonds. Posted on November 16, 2015December 2, 2015 CTDTtechPosted in Diamond News The Santa Clara startup, created by Nanosolar founder Martin Roscheisen, claims it can grow “real” diamonds in a lab. http://www.businessinsider.com/diamond-foundry-raises-money . . .